2003 Alfa Romeo 156 vs. 2006 Buick LaCrosse
To start off, 2006 Buick LaCrosse is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2003 Alfa Romeo 156 would be higher. At 3,556 cc (6 cylinders), 2006 Buick LaCrosse is equipped with a bigger engine. In terms of performance, 2006 Buick LaCrosse (240 HP @ 6000 RPM) has 102 more horse power than 2003 Alfa Romeo 156. (138 HP @ 6200 RPM) In normal driving conditions, 2006 Buick LaCrosse should accelerate faster than 2003 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2006 Buick LaCrosse weights approximately 606 kg more than 2003 Alfa Romeo 156. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2006 Buick LaCrosse (305 Nm @ 2000 RPM) has 141 more torque (in Nm) than 2003 Alfa Romeo 156. (164 Nm @ 3900 RPM). This means 2006 Buick LaCrosse will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo 156. 2006 Buick LaCrosse has automatic transmission and 2003 Alfa Romeo 156 has manual transmission. 2003 Alfa Romeo 156 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Buick LaCrosse will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Alfa Romeo 156 | 2006 Buick LaCrosse | |
| Make | Alfa Romeo | Buick |
| Model | 156 | LaCrosse |
| Year Released | 2003 | 2006 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1774 cc | 3556 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 138 HP | 240 HP |
| Engine RPM | 6200 RPM | 6000 RPM |
| Torque | 164 Nm | 305 Nm |
| Torque RPM | 3900 RPM | 2000 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1340 kg | 1946 kg |
| Vehicle Length | 4440 mm | 5040 mm |
| Vehicle Width | 1750 mm | 1860 mm |
| Vehicle Height | 1400 mm | 1460 mm |
| Wheelbase Size | 2600 mm | 2810 mm |
| Fuel Consumption Overall | 8.5 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 63 L | 70 L |
